噗噗蔓 says
13 years ago
教授說給我complementary products的例子 同學A說墨水和印表機 同學B說DVD和播放器 Becky說 Mandy和 stupid ..................
Simple Freak says
13 years ago
nice answer
ice_wata says
13 years ago
一個讚 (rofl)
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